/*!	 widget_waypoint.cpp
**	 Template Header
**
**	Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
**	Copyright (c) 2008 Chris Moore
**  Copyright (c) 2008 Paul Wise
**
**	This package is free software; you can redistribute it and/or
**	modify it under the terms of the GNU General Public License as
**	published by the Free Software Foundation; either version 2 of
**	the License, or (at your option) any later version.
**
**	This package is distributed in the hope that it will be useful,
**	but WITHOUT ANY WARRANTY; without even the implied warranty of
**	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
**	General Public License for more details.
**
*/

#ifdef USING_PCH
#	include "pch.h"
#else
#ifdef HAVE_CONFIG_H
#	include <config.h>
#endif

#include <synfig/general.h>

#include <gtkmm/label.h>
#include <gtkmm/frame.h>
#include <gtkmm/alignment.h>
#include "dialogs/dialog_waypoint.h"
#include <gtk/gtk.h>
#include <gtkmm/spinbutton.h>
#include <gtkmm/combobox.h>
#include <ETL/stringf>
#include "widgets/widget_value.h"
#include "app.h"
#include <gtkmm/menu.h>
#include "widgets/widget_time.h"
#include "widgets/widget_waypoint.h"
#include "widgets/widget_enum.h"
#include <gui/localization.h>

#endif

using namespace synfig;
using namespace std;
using namespace etl;
using namespace studio;

Widget_Waypoint::Widget_Waypoint(etl::handle<synfig::Canvas> canvas):
    Gtk::Alignment(0, 0, 1, 1),
    waypoint(synfig::ValueBase(), 0),
    adj_tension(Gtk::Adjustment::create(0.0, -20, 20, 0.1, 1)),
    adj_continuity(Gtk::Adjustment::create(0.0, -20, 20, 0.1, 1)),
    adj_bias(Gtk::Adjustment::create(0.0, -20, 20, 0.1, 1)),
    adj_temporal_tension(Gtk::Adjustment::create(0.0, -20, 20, 0.1, 1))
{
    value_widget = manage(new Widget_ValueBase());
    value_widget->set_canvas(canvas);
    value_widget->show();

    value_node_label = manage(new Gtk::Label(_("(Non-static value)")));

    time_widget = manage(new Widget_Time());
    time_widget->set_fps(canvas->rend_desc().get_frame_rate());

    before_options = manage(new class Widget_Enum());
    before_options->show();
    before_options->set_param_desc(
        ParamDesc("interpolation")
        .set_hint("enum")
        .add_enum_value(INTERPOLATION_CLAMPED, "clamped", _("Clamped"))
        .add_enum_value(INTERPOLATION_TCB, "auto", _("TCB"))
        .add_enum_value(INTERPOLATION_CONSTANT, "constant", _("Constant"))
        .add_enum_value(INTERPOLATION_HALT, "ease", _("Ease In/Out"))
        .add_enum_value(INTERPOLATION_LINEAR, "linear", _("Linear"))
    );
    before_options->set_icon(0, Gtk::Button().render_icon_pixbuf(Gtk::StockID("synfig-interpolation_type_clamped"), Gtk::ICON_SIZE_MENU));
    before_options->set_icon(1, Gtk::Button().render_icon_pixbuf(Gtk::StockID("synfig-interpolation_type_tcb"), Gtk::ICON_SIZE_MENU));
    before_options->set_icon(2, Gtk::Button().render_icon_pixbuf(Gtk::StockID("synfig-interpolation_type_const"), Gtk::ICON_SIZE_MENU));
    before_options->set_icon(3, Gtk::Button().render_icon_pixbuf(Gtk::StockID("synfig-interpolation_type_ease"), Gtk::ICON_SIZE_MENU));
    before_options->set_icon(4, Gtk::Button().render_icon_pixbuf(Gtk::StockID("synfig-interpolation_type_linear"), Gtk::ICON_SIZE_MENU));

    after_options = manage(new class Widget_Enum());
    after_options->show();
    after_options->set_param_desc(
        ParamDesc("interpolation")
        .set_hint("enum")
        .add_enum_value(INTERPOLATION_CLAMPED, "clamped", _("Clamped"))
        .add_enum_value(INTERPOLATION_TCB, "auto", _("TCB"))
        .add_enum_value(INTERPOLATION_CONSTANT, "constant", _("Constant"))
        .add_enum_value(INTERPOLATION_HALT, "ease", _("Ease In/Out"))
        .add_enum_value(INTERPOLATION_LINEAR, "linear", _("Linear"))
    );
    after_options->set_icon(0, Gtk::Button().render_icon_pixbuf(Gtk::StockID("synfig-interpolation_type_clamped"), Gtk::ICON_SIZE_MENU));
    after_options->set_icon(1, Gtk::Button().render_icon_pixbuf(Gtk::StockID("synfig-interpolation_type_tcb"), Gtk::ICON_SIZE_MENU));
    after_options->set_icon(2, Gtk::Button().render_icon_pixbuf(Gtk::StockID("synfig-interpolation_type_const"), Gtk::ICON_SIZE_MENU));
    after_options->set_icon(3, Gtk::Button().render_icon_pixbuf(Gtk::StockID("synfig-interpolation_type_ease"), Gtk::ICON_SIZE_MENU));
    after_options->set_icon(4, Gtk::Button().render_icon_pixbuf(Gtk::StockID("synfig-interpolation_type_linear"), Gtk::ICON_SIZE_MENU));

    spin_tension = manage(new class Gtk::SpinButton(adj_tension, 0.1, 3));
    spin_tension->show();
    spin_continuity = manage(new class Gtk::SpinButton(adj_continuity, 0.1, 3));
    spin_continuity->show();
    spin_bias = manage(new class Gtk::SpinButton(adj_bias, 0.1, 3));
    spin_bias->show();
    spin_temporal_tension = manage(new class Gtk::SpinButton(adj_temporal_tension, 0.1, 3));
    spin_temporal_tension->show();

    set_padding(12, 12, 12, 12);

    Gtk::VBox *widgetBox = manage(new Gtk::VBox(false, 12));
    add(*widgetBox);

    Gtk::Frame *waypointFrame = manage(new Gtk::Frame(_("Waypoint")));
    waypointFrame->set_shadow_type(Gtk::SHADOW_NONE);
    ((Gtk::Label *) waypointFrame->get_label_widget())->set_markup(_("<b>Waypoint</b>"));
    widgetBox->pack_start(*waypointFrame, false, false, 0);

    Gtk::Alignment *waypointPadding = manage(new Gtk::Alignment(0, 0, 1, 1));
    waypointPadding->set_padding(6, 0, 24, 0);
    waypointFrame->add(*waypointPadding);

    Gtk::Table *waypointTable = manage(new Gtk::Table(2, 2, false));
    waypointTable->set_row_spacings(6);
    waypointTable->set_col_spacings(12);
    waypointPadding->add(*waypointTable);

    Gtk::Label *waypointValueLabel = manage(new Gtk::Label(_("_Value"), true));
    waypointValueLabel->set_alignment(0, 0.5);
    waypointValueLabel->set_mnemonic_widget(*value_widget);
    waypointTable->attach(*waypointValueLabel, 0, 1, 0, 1, Gtk::SHRINK | Gtk::FILL, Gtk::EXPAND | Gtk::FILL, 0, 0);
    waypointTable->attach(*value_widget, 1, 2, 0, 1, Gtk::EXPAND | Gtk::FILL, Gtk::EXPAND | Gtk::FILL, 0, 0);
    waypointTable->attach(*value_node_label, 1, 2, 0, 1, Gtk::EXPAND | Gtk::FILL, Gtk::EXPAND | Gtk::FILL, 0, 0);

    Gtk::Label *waypointTimeLabel = manage(new Gtk::Label(_("_Time"), true));
    waypointTimeLabel->set_alignment(0, 0.5);
    waypointTimeLabel->set_mnemonic_widget(*time_widget);
    waypointTable->attach(*waypointTimeLabel, 0, 1, 1, 2, Gtk::SHRINK | Gtk::FILL, Gtk::EXPAND | Gtk::FILL, 0, 0);
    waypointTable->attach(*time_widget, 1, 2, 1, 2, Gtk::EXPAND | Gtk::FILL, Gtk::EXPAND | Gtk::FILL, 0, 0);

    Gtk::Frame *interpolationFrame = manage(new Gtk::Frame(_("Interpolation")));
    interpolationFrame->set_shadow_type(Gtk::SHADOW_NONE);
    ((Gtk::Label *) interpolationFrame->get_label_widget())->set_markup(_("<b>Interpolation</b>"));
    widgetBox->pack_start(*interpolationFrame, false, false, 0);

    Gtk::Alignment *interpolationPadding = manage(new Gtk::Alignment(0, 0, 1, 1));
    interpolationPadding->set_padding(6, 0, 24, 0);
    interpolationFrame->add(*interpolationPadding);

    Gtk::Table *interpolationTable = manage(new Gtk::Table(2, 2, false));
    interpolationTable->set_row_spacings(6);
    interpolationTable->set_col_spacings(12);
    interpolationPadding->add(*interpolationTable);

    Gtk::Label *interpolationInLabel = manage(new Gtk::Label(_("_In Interpolation"), true));
    interpolationInLabel->set_alignment(0, 0.5);
    interpolationInLabel->set_mnemonic_widget(*before_options);
    interpolationTable->attach(*interpolationInLabel, 0, 1, 0, 1, Gtk::SHRINK | Gtk::FILL, Gtk::EXPAND | Gtk::FILL, 0, 0);
    interpolationTable->attach(*before_options, 1, 2, 0, 1, Gtk::EXPAND | Gtk::FILL, Gtk::EXPAND | Gtk::FILL, 0, 0);

    Gtk::Label *interpolationOutLabel = manage(new Gtk::Label(_("_Out Interpolation"), true));
    interpolationOutLabel->set_alignment(0, 0.5);
    interpolationOutLabel->set_mnemonic_widget(*after_options);
    interpolationTable->attach(*interpolationOutLabel, 0, 1, 1, 2, Gtk::SHRINK | Gtk::FILL, Gtk::EXPAND | Gtk::FILL, 0, 0);
    interpolationTable->attach(*after_options, 1, 2, 1, 2, Gtk::SHRINK | Gtk::FILL, Gtk::EXPAND | Gtk::FILL, 0, 0);

    Gtk::Frame *tcbFrame = manage(new Gtk::Frame(_("TCB Parameters")));
    tcbFrame->set_shadow_type(Gtk::SHADOW_NONE);
    ((Gtk::Label *) tcbFrame->get_label_widget())->set_markup(_("<b>TCB Parameter</b>"));
    widgetBox->pack_start(*tcbFrame, false, false, 0);

    Gtk::Alignment *tcbPadding = manage(new Gtk::Alignment(0, 0, 1, 1));
    tcbPadding->set_padding(6, 0, 24, 0);
    tcbFrame->add(*tcbPadding);

    Gtk::Table *tcbTable = manage(new Gtk::Table(4, 2, false));
    tcbTable->set_row_spacings(6);
    tcbTable->set_col_spacings(12);
    tcbPadding->add(*tcbTable);

    Gtk::Label *tensionLabel = manage(new Gtk::Label(_("T_ension"), true));
    tensionLabel->set_alignment(0, 0.5);
    tensionLabel->set_mnemonic_widget(*spin_tension);
    spin_tension->set_alignment(1);
    tcbTable->attach(*tensionLabel, 0, 1, 0, 1, Gtk::SHRINK | Gtk::FILL, Gtk::EXPAND | Gtk::FILL, 0, 0);
    tcbTable->attach(*spin_tension, 1, 2, 0, 1, Gtk::EXPAND | Gtk::FILL, Gtk::EXPAND | Gtk::FILL, 0, 0);

    Gtk::Label *continuityLabel = manage(new Gtk::Label(_("_Continuity"), true));
    continuityLabel->set_alignment(0, 0.5);
    continuityLabel->set_mnemonic_widget(*spin_continuity);
    spin_continuity->set_alignment(1);
    tcbTable->attach(*continuityLabel, 0, 1, 1, 2, Gtk::SHRINK | Gtk::FILL, Gtk::EXPAND | Gtk::FILL, 0, 0);
    tcbTable->attach(*spin_continuity, 1, 2, 1, 2, Gtk::EXPAND | Gtk::FILL, Gtk::EXPAND | Gtk::FILL, 0, 0);

    Gtk::Label *biasLabel = manage(new Gtk::Label(_("_Bias"), true));
    biasLabel->set_alignment(0, 0.5);
    biasLabel->set_mnemonic_widget(*spin_bias);
    spin_bias->set_alignment(1);
    tcbTable->attach(*biasLabel, 0, 1, 2, 3, Gtk::SHRINK | Gtk::FILL, Gtk::EXPAND | Gtk::FILL, 0, 0);
    tcbTable->attach(*spin_bias, 1, 2, 2, 3, Gtk::EXPAND | Gtk::FILL, Gtk::EXPAND | Gtk::FILL, 0, 0);

    Gtk::Label *temporalTensionLabel = manage(new Gtk::Label(_("Te_mporal Tension"), true));
    temporalTensionLabel->set_alignment(0, 0.5);
    temporalTensionLabel->set_mnemonic_widget(*spin_temporal_tension);
    spin_temporal_tension->set_alignment(1);
    tcbTable->attach(*temporalTensionLabel, 0, 1, 3, 4, Gtk::SHRINK | Gtk::FILL, Gtk::EXPAND | Gtk::FILL, 0, 0);
    tcbTable->attach(*spin_temporal_tension, 1, 2, 3, 4, Gtk::EXPAND | Gtk::FILL, Gtk::EXPAND | Gtk::FILL, 0, 0);

    show_all();
    hide();
    set_canvas(canvas);
}

void
Widget_Waypoint::set_canvas(synfig::Canvas::Handle x)
{
    canvas = x;
    assert(canvas);

    time_widget->set_fps(canvas->rend_desc().get_frame_rate());
    value_widget->set_canvas(canvas);
}

void
Widget_Waypoint::set_waypoint(synfig::Waypoint &x)
{
    time_widget->set_fps(canvas->rend_desc().get_frame_rate());

    waypoint = x;

    // TODO:  This really needs to be fixed to support value node waypoints!
    if (waypoint.is_static()) {
        value_widget->set_value_desc(
            synfigapp::ValueDesc(
                etl::handle<ValueNode_Const>::cast_dynamic(
                    waypoint.get_parent_value_node())));
        value_widget->set_value(waypoint.get_value());
        value_widget->show();
        value_node_label->hide();
    } else {
        value_widget->hide();
        value_node_label->show();
    }

    time_widget->set_value(waypoint.get_time());

    before_options->set_value((Waypoint::Interpolation)waypoint.get_before());
    after_options->set_value((Waypoint::Interpolation)waypoint.get_after());

    adj_tension->set_value(waypoint.get_tension());
    adj_continuity->set_value(waypoint.get_continuity());
    adj_bias->set_value(waypoint.get_bias());
    adj_temporal_tension->set_value(waypoint.get_temporal_tension());

}
const synfig::Waypoint &
Widget_Waypoint::get_waypoint()const
{
    // TODO:  This too!
    waypoint.set_time(time_widget->get_value());

    if (waypoint.is_static()) {
        waypoint.set_value(value_widget->get_value());
    }

    waypoint.set_before((Waypoint::Interpolation)before_options->get_value());
    waypoint.set_after((Waypoint::Interpolation)after_options->get_value());

    waypoint.set_tension(adj_tension->get_value());
    waypoint.set_continuity(adj_continuity->get_value());
    waypoint.set_bias(adj_bias->get_value());
    waypoint.set_temporal_tension(adj_temporal_tension->get_value());
    return waypoint;
}